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<a id='TOP' name='TOP'></a><h2 class='header'><a href='../mains.html'>root</a>/<a href='../files/src.html'>src</a>/<a href='../files/src--vfs.html'>vfs</a>/<a href='../files/src--vfs--smbfs.html'>smbfs</a>/<a href='../files/src--vfs--smbfs--helpers.html'>helpers</a>/<a href='../files/src--vfs--smbfs--helpers--lib.html'>lib</a>/netmask.c</h2>
<em class='comment'>/* <img class='icon' src='../icons/n_left.png' alt='[previous]' /><img class='icon' src='../icons/n_right.png' alt='[next]' /><a href='#L72'><img class='icon' src='../icons/first.png' alt='[first]' /></a><a href='#L367'><img class='icon' src='../icons/last.png' alt='[last]' /></a><img class='icon' src='../icons/n_top.png' alt='[top]' /><a href='#BOTTOM'><img class='icon' src='../icons/bottom.png' alt='[bottom]' /></a><a href='../mains.html'><img class='icon' src='../icons/index.png' alt='[index]' /></a><a href='../help.html'><img class='icon' src='../icons/help.png' alt='[help]' /></a>&nbsp;<input type='text' readonly onfocus='this.select();' value='+1 src/vfs/smbfs/helpers/lib/netmask.c'  /> */</em>
<hr />
<h2 class='header'>DEFINITIONS</h2>
This source file includes following definitions.
<ol>
<li><a href='#L72' title='Defined at 72.'>get_netmask</a></li>
<li><a href='#L174' title='Defined at 174.'>get_netmask</a></li>
<li><a href='#L280' title='Defined at 280.'>get_netmask</a></li>
<li><a href='#L357' title='Defined at 357.'>get_netmask</a></li>
<li><a href='#L367' title='Defined at 367.'>main</a></li>
</ol>
<hr />
<pre>
<a id='L1' name='L1'></a>   1 <em class='comment'>/*</em>
<a id='L2' name='L2'></a>   2 <em class='comment'>   Unix SMB/Netbios implementation.</em>
<a id='L3' name='L3'></a>   3 <em class='comment'>   Version 1.9.</em>
<a id='L4' name='L4'></a>   4 <em class='comment'>   code to query kernel netmask</em>
<a id='L5' name='L5'></a>   5 <em class='comment'></em>
<a id='L6' name='L6'></a>   6 <em class='comment'>   Copyright (C) Andrew Tridgell 1998</em>
<a id='L7' name='L7'></a>   7 <em class='comment'></em>
<a id='L8' name='L8'></a>   8 <em class='comment'>   Copyright (C) 2011-2020</em>
<a id='L9' name='L9'></a>   9 <em class='comment'>   Free Software Foundation, Inc.</em>
<a id='L10' name='L10'></a>  10 <em class='comment'></em>
<a id='L11' name='L11'></a>  11 <em class='comment'>   This file is part of the Midnight Commander.</em>
<a id='L12' name='L12'></a>  12 <em class='comment'></em>
<a id='L13' name='L13'></a>  13 <em class='comment'>   The Midnight Commander is free software: you can redistribute it</em>
<a id='L14' name='L14'></a>  14 <em class='comment'>   and/or modify it under the terms of the GNU General Public License as</em>
<a id='L15' name='L15'></a>  15 <em class='comment'>   published by the Free Software Foundation, either version 3 of the License,</em>
<a id='L16' name='L16'></a>  16 <em class='comment'>   or (at your option) any later version.</em>
<a id='L17' name='L17'></a>  17 <em class='comment'></em>
<a id='L18' name='L18'></a>  18 <em class='comment'>   The Midnight Commander is distributed in the hope that it will be useful,</em>
<a id='L19' name='L19'></a>  19 <em class='comment'>   but WITHOUT ANY WARRANTY; without even the implied warranty of</em>
<a id='L20' name='L20'></a>  20 <em class='comment'>   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</em>
<a id='L21' name='L21'></a>  21 <em class='comment'>   GNU General Public License for more details.</em>
<a id='L22' name='L22'></a>  22 <em class='comment'></em>
<a id='L23' name='L23'></a>  23 <em class='comment'>   You should have received a copy of the GNU General Public License</em>
<a id='L24' name='L24'></a>  24 <em class='comment'>   along with this program.  If not, see &lt;http://www.gnu.org/licenses/&gt;.</em>
<a id='L25' name='L25'></a>  25 <em class='comment'> */</em>
<a id='L26' name='L26'></a>  26 
<a id='L27' name='L27'></a>  27 
<a id='L28' name='L28'></a>  28 <em class='comment'>/* working out the netmask for an interface is an incredibly non-portable</em>
<a id='L29' name='L29'></a>  29 <em class='comment'>   thing. We have several possible implementations below, and autoconf</em>
<a id='L30' name='L30'></a>  30 <em class='comment'>   tries each of them to see what works </em>
<a id='L31' name='L31'></a>  31 <em class='comment'></em>
<a id='L32' name='L32'></a>  32 <em class='comment'>   Note that this file does _not_ include includes.h. That is so this code</em>
<a id='L33' name='L33'></a>  33 <em class='comment'>   can be called directly from the autoconf tests. That also means</em>
<a id='L34' name='L34'></a>  34 <em class='comment'>   this code cannot use any of the normal Samba debug stuff or defines.</em>
<a id='L35' name='L35'></a>  35 <em class='comment'>   This is standalone code.</em>
<a id='L36' name='L36'></a>  36 <em class='comment'></em>
<a id='L37' name='L37'></a>  37 <em class='comment'> */</em>
<a id='L38' name='L38'></a>  38 
<a id='L39' name='L39'></a>  39 <em class='sharp'>#ifndef</em> <a href='../Y/AUTOCONF.html' title='Multiple used in 2 places.'>AUTOCONF</a>
<a id='L40' name='L40'></a>  40 <em class='sharp'>#include</em> "config.h"
<a id='L41' name='L41'></a>  41 <em class='sharp'>#endif</em>
<a id='L42' name='L42'></a>  42 
<a id='L43' name='L43'></a>  43 <em class='sharp'>#include</em> &lt;stdlib.h&gt;
<a id='L44' name='L44'></a>  44 <em class='sharp'>#include</em> &lt;string.h&gt;
<a id='L45' name='L45'></a>  45 
<a id='L46' name='L46'></a>  46 <em class='sharp'>#ifdef</em> HAVE_NETMASK_IFCONF
<a id='L47' name='L47'></a>  47 
<a id='L48' name='L48'></a>  48 <em class='sharp'>#include</em> &lt;stdio.h&gt;
<a id='L49' name='L49'></a>  49 <em class='sharp'>#include</em> &lt;unistd.h&gt;
<a id='L50' name='L50'></a>  50 <em class='sharp'>#include</em> &lt;sys/types.h&gt;
<a id='L51' name='L51'></a>  51 <em class='sharp'>#include</em> &lt;sys/socket.h&gt;
<a id='L52' name='L52'></a>  52 <em class='sharp'>#include</em> &lt;netinet/in.h&gt;
<a id='L53' name='L53'></a>  53 <em class='sharp'>#include</em> &lt;arpa/inet.h&gt;
<a id='L54' name='L54'></a>  54 <em class='sharp'>#include</em> &lt;netdb.h&gt;
<a id='L55' name='L55'></a>  55 <em class='sharp'>#include</em> &lt;sys/ioctl.h&gt;
<a id='L56' name='L56'></a>  56 <em class='sharp'>#include</em> &lt;net/if.h&gt;
<a id='L57' name='L57'></a>  57 
<a id='L58' name='L58'></a>  58 <em class='sharp'>#ifndef</em> <a href='../Y/SIOCGIFCONF.html' title='Multiple used in 6 places.'>SIOCGIFCONF</a>
<a id='L59' name='L59'></a>  59 <em class='sharp'>#include</em> &lt;sys/sockio.h&gt;
<a id='L60' name='L60'></a>  60 <em class='sharp'>#endif</em>
<a id='L61' name='L61'></a>  61 
<a id='L62' name='L62'></a>  62 <em class='comment'>/*</em>
<a id='L63' name='L63'></a>  63 <em class='comment'> * Prototype for gcc in fussy mode.</em>
<a id='L64' name='L64'></a>  64 <em class='comment'> */</em>
<a id='L65' name='L65'></a>  65 
<a id='L66' name='L66'></a>  66 <strong class='reserved'>int</strong> <a href='../D/get_netmask.html' title='Multiple defined in 4 places.'>get_netmask</a> (<strong class='reserved'>struct</strong> <a href='../Y/in_addr.html' title='Multiple used in 97 places.'>in_addr</a> *<a href='../Y/ipaddr.html' title='Multiple used in 15 places.'>ipaddr</a>, <strong class='reserved'>struct</strong> <a href='../Y/in_addr.html' title='Multiple used in 97 places.'>in_addr</a> *<a href='../Y/nmask.html' title='Multiple used in 37 places.'>nmask</a>);
<a id='L67' name='L67'></a>  67 
<a id='L68' name='L68'></a>  68 <em class='comment'>/****************************************************************************</em>
<a id='L69' name='L69'></a>  69 <em class='comment'>  get the netmask address for a local interface</em>
<a id='L70' name='L70'></a>  70 <em class='comment'>****************************************************************************/</em>
<a id='L71' name='L71'></a>  71 <strong class='reserved'>int</strong>
<a id='L72' name='L72'></a>  72 <a href='../R/get_netmask.html' title='Multiple referred from 6 places.'>get_netmask</a> (<strong class='reserved'>struct</strong> <a href='../Y/in_addr.html' title='Multiple used in 97 places.'>in_addr</a> *<a href='../Y/ipaddr.html' title='Multiple used in 15 places.'>ipaddr</a>, <strong class='reserved'>struct</strong> <a href='../Y/in_addr.html' title='Multiple used in 97 places.'>in_addr</a> *<a href='../Y/nmask.html' title='Multiple used in 37 places.'>nmask</a>)
     <em class='comment'>/* <img class='icon' src='../icons/n_left.png' alt='[previous]' /><a href='#L174'><img class='icon' src='../icons/right.png' alt='[next]' /></a><img class='icon' src='../icons/n_first.png' alt='[first]' /><a href='#L367'><img class='icon' src='../icons/last.png' alt='[last]' /></a><a href='#TOP'><img class='icon' src='../icons/top.png' alt='[top]' /></a><a href='#BOTTOM'><img class='icon' src='../icons/bottom.png' alt='[bottom]' /></a><a href='../mains.html'><img class='icon' src='../icons/index.png' alt='[index]' /></a><a href='../help.html'><img class='icon' src='../icons/help.png' alt='[help]' /></a>&nbsp;<input type='text' readonly onfocus='this.select();' value='+72 src/vfs/smbfs/helpers/lib/netmask.c'  /> */</em>
<a id='L73' name='L73'></a>  73 <em class='brace'>{</em>
<a id='L74' name='L74'></a>  74     <strong class='reserved'>struct</strong> <a href='../Y/ifconf.html' title='Multiple used in 5 places.'>ifconf</a> <a href='../Y/ifc.html' title='Multiple used in 18 places.'>ifc</a>;
<a id='L75' name='L75'></a>  75     <strong class='reserved'>char</strong> <a href='../Y/buff.html' title='Multiple used in 86 places.'>buff</a>[2048];
<a id='L76' name='L76'></a>  76     <strong class='reserved'>int</strong> <a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a>, <a href='../Y/i.html' title='Multiple used in 2441 places.'>i</a>, <a href='../Y/n.html' title='Multiple used in 370 places.'>n</a>;
<a id='L77' name='L77'></a>  77     <strong class='reserved'>struct</strong> <a href='../Y/ifreq.html' title='Multiple used in 12 places.'>ifreq</a> *<a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a> = <a href='../Y/NULL.html' title='Multiple used in 5646 places.'>NULL</a>;
<a id='L78' name='L78'></a>  78 
<a id='L79' name='L79'></a>  79     <strong class='reserved'>if</strong> ((<a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a> = <a href='../Y/socket.html' title='Multiple used in 9 places.'>socket</a> (<a href='../Y/AF_INET.html' title='Multiple used in 11 places.'>AF_INET</a>, <a href='../Y/SOCK_DGRAM.html' title='Multiple used in 7 places.'>SOCK_DGRAM</a>, 0)) == -1)
<a id='L80' name='L80'></a>  80     <em class='brace'>{</em>
<a id='L81' name='L81'></a>  81 <em class='sharp'>#ifdef</em> <a href='../D/DEBUG.html' title='Multiple defined in 2 places.'>DEBUG</a>
<a id='L82' name='L82'></a>  82         <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "socket failed\n");
<a id='L83' name='L83'></a>  83 <em class='sharp'>#endif</em>
<a id='L84' name='L84'></a>  84         <strong class='reserved'>return</strong> -1;
<a id='L85' name='L85'></a>  85     <em class='brace'>}</em>
<a id='L86' name='L86'></a>  86 
<a id='L87' name='L87'></a>  87     <a href='../Y/ifc.html' title='Multiple used in 18 places.'>ifc</a>.<a href='../Y/ifc_len.html' title='Multiple used in 6 places.'>ifc_len</a> = <strong class='reserved'>sizeof</strong> (<a href='../Y/buff.html' title='Multiple used in 86 places.'>buff</a>);
<a id='L88' name='L88'></a>  88     <a href='../Y/ifc.html' title='Multiple used in 18 places.'>ifc</a>.<a href='../Y/ifc_buf.html' title='Multiple used in 2 places.'>ifc_buf</a> = <a href='../Y/buff.html' title='Multiple used in 86 places.'>buff</a>;
<a id='L89' name='L89'></a>  89     <strong class='reserved'>if</strong> (<a href='../Y/ioctl.html' title='Multiple used in 25 places.'>ioctl</a> (<a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a>, <a href='../Y/SIOCGIFCONF.html' title='Multiple used in 6 places.'>SIOCGIFCONF</a>, &amp;<a href='../Y/ifc.html' title='Multiple used in 18 places.'>ifc</a>) != 0)
<a id='L90' name='L90'></a>  90     <em class='brace'>{</em>
<a id='L91' name='L91'></a>  91 <em class='sharp'>#ifdef</em> <a href='../D/DEBUG.html' title='Multiple defined in 2 places.'>DEBUG</a>
<a id='L92' name='L92'></a>  92         <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "SIOCGIFCONF failed\n");
<a id='L93' name='L93'></a>  93 <em class='sharp'>#endif</em>
<a id='L94' name='L94'></a>  94         <a href='../Y/close.html' title='Multiple used in 154 places.'>close</a> (<a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a>);
<a id='L95' name='L95'></a>  95         <strong class='reserved'>return</strong> -1;
<a id='L96' name='L96'></a>  96     <em class='brace'>}</em>
<a id='L97' name='L97'></a>  97 
<a id='L98' name='L98'></a>  98     <a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a> = <a href='../Y/ifc.html' title='Multiple used in 18 places.'>ifc</a>.<a href='../Y/ifc_req.html' title='Multiple used in 3 places.'>ifc_req</a>;
<a id='L99' name='L99'></a>  99 
<a id='L100' name='L100'></a> 100     <a href='../Y/n.html' title='Multiple used in 370 places.'>n</a> = <a href='../Y/ifc.html' title='Multiple used in 18 places.'>ifc</a>.<a href='../Y/ifc_len.html' title='Multiple used in 6 places.'>ifc_len</a> / <strong class='reserved'>sizeof</strong> (<strong class='reserved'>struct</strong> <a href='../Y/ifreq.html' title='Multiple used in 12 places.'>ifreq</a>);
<a id='L101' name='L101'></a> 101 
<a id='L102' name='L102'></a> 102 <em class='sharp'>#ifdef</em> <a href='../D/DEBUG.html' title='Multiple defined in 2 places.'>DEBUG</a>
<a id='L103' name='L103'></a> 103     <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "%d interfaces - looking for %s\n", <a href='../Y/n.html' title='Multiple used in 370 places.'>n</a>, <a href='../Y/inet_ntoa.html' title='Multiple used in 37 places.'>inet_ntoa</a> (*<a href='../Y/ipaddr.html' title='Multiple used in 15 places.'>ipaddr</a>));
<a id='L104' name='L104'></a> 104 <em class='sharp'>#endif</em>
<a id='L105' name='L105'></a> 105 
<a id='L106' name='L106'></a> 106     <em class='comment'>/* Loop through interfaces, looking for given IP address */</em>
<a id='L107' name='L107'></a> 107     <strong class='reserved'>for</strong> (<a href='../Y/i.html' title='Multiple used in 2441 places.'>i</a> = <a href='../Y/n.html' title='Multiple used in 370 places.'>n</a> - 1; <a href='../Y/i.html' title='Multiple used in 2441 places.'>i</a> &gt;= 0; <a href='../Y/i.html' title='Multiple used in 2441 places.'>i</a>--)
<a id='L108' name='L108'></a> 108     <em class='brace'>{</em>
<a id='L109' name='L109'></a> 109         <strong class='reserved'>if</strong> (<a href='../Y/ioctl.html' title='Multiple used in 25 places.'>ioctl</a> (<a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a>, SIOCGIFADDR, &amp;<a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a>[<a href='../Y/i.html' title='Multiple used in 2441 places.'>i</a>]) != 0)
<a id='L110' name='L110'></a> 110         <em class='brace'>{</em>
<a id='L111' name='L111'></a> 111 <em class='sharp'>#ifdef</em> <a href='../D/DEBUG.html' title='Multiple defined in 2 places.'>DEBUG</a>
<a id='L112' name='L112'></a> 112             <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "SIOCGIFADDR failed\n");
<a id='L113' name='L113'></a> 113 <em class='sharp'>#endif</em>
<a id='L114' name='L114'></a> 114             <strong class='reserved'>continue</strong>;
<a id='L115' name='L115'></a> 115         <em class='brace'>}</em>
<a id='L116' name='L116'></a> 116 
<a id='L117' name='L117'></a> 117 <em class='sharp'>#ifdef</em> <a href='../D/DEBUG.html' title='Multiple defined in 2 places.'>DEBUG</a>
<a id='L118' name='L118'></a> 118         <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "interface %s\n",
<a id='L119' name='L119'></a> 119                  <a href='../Y/inet_ntoa.html' title='Multiple used in 37 places.'>inet_ntoa</a> ((*(<strong class='reserved'>struct</strong> <a href='../Y/sockaddr_in.html' title='Multiple used in 22 places.'>sockaddr_in</a> *) &amp;<a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a>[<a href='../Y/i.html' title='Multiple used in 2441 places.'>i</a>].<a href='../Y/ifr_addr.html' title='Multiple used in 11 places.'>ifr_addr</a>).<a href='../Y/sin_addr.html' title='Multiple used in 21 places.'>sin_addr</a>));
<a id='L120' name='L120'></a> 120 <em class='sharp'>#endif</em>
<a id='L121' name='L121'></a> 121         <strong class='reserved'>if</strong> (<a href='../Y/ipaddr.html' title='Multiple used in 15 places.'>ipaddr</a>-&gt;<a href='../Y/s_addr.html' title='Multiple used in 27 places.'>s_addr</a> != (*(<strong class='reserved'>struct</strong> <a href='../Y/sockaddr_in.html' title='Multiple used in 22 places.'>sockaddr_in</a> *) &amp;<a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a>[<a href='../Y/i.html' title='Multiple used in 2441 places.'>i</a>].<a href='../Y/ifr_addr.html' title='Multiple used in 11 places.'>ifr_addr</a>).<a href='../Y/sin_addr.html' title='Multiple used in 21 places.'>sin_addr</a>.<a href='../Y/s_addr.html' title='Multiple used in 27 places.'>s_addr</a>)
<a id='L122' name='L122'></a> 122         <em class='brace'>{</em>
<a id='L123' name='L123'></a> 123             <strong class='reserved'>continue</strong>;
<a id='L124' name='L124'></a> 124         <em class='brace'>}</em>
<a id='L125' name='L125'></a> 125 
<a id='L126' name='L126'></a> 126         <strong class='reserved'>if</strong> (<a href='../Y/ioctl.html' title='Multiple used in 25 places.'>ioctl</a> (<a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a>, <a href='../Y/SIOCGIFNETMASK.html' title='Multiple used in 3 places.'>SIOCGIFNETMASK</a>, &amp;<a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a>[<a href='../Y/i.html' title='Multiple used in 2441 places.'>i</a>]) != 0)
<a id='L127' name='L127'></a> 127         <em class='brace'>{</em>
<a id='L128' name='L128'></a> 128 <em class='sharp'>#ifdef</em> <a href='../D/DEBUG.html' title='Multiple defined in 2 places.'>DEBUG</a>
<a id='L129' name='L129'></a> 129             <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "SIOCGIFNETMASK failed\n");
<a id='L130' name='L130'></a> 130 <em class='sharp'>#endif</em>
<a id='L131' name='L131'></a> 131             <a href='../Y/close.html' title='Multiple used in 154 places.'>close</a> (<a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a>);
<a id='L132' name='L132'></a> 132             <strong class='reserved'>return</strong> -1;
<a id='L133' name='L133'></a> 133         <em class='brace'>}</em>
<a id='L134' name='L134'></a> 134         <a href='../Y/close.html' title='Multiple used in 154 places.'>close</a> (<a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a>);
<a id='L135' name='L135'></a> 135         (*<a href='../Y/nmask.html' title='Multiple used in 37 places.'>nmask</a>) = ((<strong class='reserved'>struct</strong> <a href='../Y/sockaddr_in.html' title='Multiple used in 22 places.'>sockaddr_in</a> *) &amp;<a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a>[<a href='../Y/i.html' title='Multiple used in 2441 places.'>i</a>].<a href='../Y/ifr_addr.html' title='Multiple used in 11 places.'>ifr_addr</a>)-&gt;<a href='../Y/sin_addr.html' title='Multiple used in 21 places.'>sin_addr</a>;
<a id='L136' name='L136'></a> 136 <em class='sharp'>#ifdef</em> <a href='../D/DEBUG.html' title='Multiple defined in 2 places.'>DEBUG</a>
<a id='L137' name='L137'></a> 137         <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "netmask %s\n", <a href='../Y/inet_ntoa.html' title='Multiple used in 37 places.'>inet_ntoa</a> (*<a href='../Y/nmask.html' title='Multiple used in 37 places.'>nmask</a>));
<a id='L138' name='L138'></a> 138 <em class='sharp'>#endif</em>
<a id='L139' name='L139'></a> 139         <strong class='reserved'>return</strong> 0;
<a id='L140' name='L140'></a> 140     <em class='brace'>}</em>
<a id='L141' name='L141'></a> 141 
<a id='L142' name='L142'></a> 142 <em class='sharp'>#ifdef</em> <a href='../D/DEBUG.html' title='Multiple defined in 2 places.'>DEBUG</a>
<a id='L143' name='L143'></a> 143     <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "interface not found\n");
<a id='L144' name='L144'></a> 144 <em class='sharp'>#endif</em>
<a id='L145' name='L145'></a> 145 
<a id='L146' name='L146'></a> 146     <a href='../Y/close.html' title='Multiple used in 154 places.'>close</a> (<a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a>);
<a id='L147' name='L147'></a> 147     <strong class='reserved'>return</strong> -1;
<a id='L148' name='L148'></a> 148 <em class='brace'>}</em>
<a id='L149' name='L149'></a> 149 
<a id='L150' name='L150'></a> 150 <em class='sharp'>#elif</em> <strong class='reserved'>defined</strong>(HAVE_NETMASK_IFREQ)
<a id='L151' name='L151'></a> 151 
<a id='L152' name='L152'></a> 152 <em class='sharp'>#include</em> &lt;stdio.h&gt;
<a id='L153' name='L153'></a> 153 <em class='sharp'>#include</em> &lt;sys/types.h&gt;
<a id='L154' name='L154'></a> 154 <em class='sharp'>#include</em> &lt;sys/socket.h&gt;
<a id='L155' name='L155'></a> 155 <em class='sharp'>#include</em> &lt;netinet/in.h&gt;
<a id='L156' name='L156'></a> 156 <em class='sharp'>#include</em> &lt;arpa/inet.h&gt;
<a id='L157' name='L157'></a> 157 <em class='sharp'>#include</em> &lt;netdb.h&gt;
<a id='L158' name='L158'></a> 158 <em class='sharp'>#include</em> &lt;sys/ioctl.h&gt;
<a id='L159' name='L159'></a> 159 <em class='sharp'>#include</em> &lt;net/if.h&gt;
<a id='L160' name='L160'></a> 160 
<a id='L161' name='L161'></a> 161 <em class='sharp'>#ifndef</em> <a href='../Y/SIOCGIFCONF.html' title='Multiple used in 6 places.'>SIOCGIFCONF</a>
<a id='L162' name='L162'></a> 162 <em class='sharp'>#include</em> &lt;sys/sockio.h&gt;
<a id='L163' name='L163'></a> 163 <em class='sharp'>#endif</em>
<a id='L164' name='L164'></a> 164 
<a id='L165' name='L165'></a> 165 <em class='sharp'>#ifndef</em> <a href='../Y/I_STR.html' title='Multiple used in 3 places.'>I_STR</a>
<a id='L166' name='L166'></a> 166 <em class='sharp'>#include</em> &lt;sys/stropts.h&gt;
<a id='L167' name='L167'></a> 167 <em class='sharp'>#endif</em>
<a id='L168' name='L168'></a> 168 
<a id='L169' name='L169'></a> 169 
<a id='L170' name='L170'></a> 170 <em class='comment'>/****************************************************************************</em>
<a id='L171' name='L171'></a> 171 <em class='comment'>this should cover most of the rest of systems</em>
<a id='L172' name='L172'></a> 172 <em class='comment'>****************************************************************************/</em>
<a id='L173' name='L173'></a> 173 <strong class='reserved'>int</strong>
<a id='L174' name='L174'></a> 174 <a href='../R/get_netmask.html' title='Multiple referred from 6 places.'>get_netmask</a> (<strong class='reserved'>struct</strong> <a href='../Y/in_addr.html' title='Multiple used in 97 places.'>in_addr</a> *<a href='../Y/ipaddr.html' title='Multiple used in 15 places.'>ipaddr</a>, <strong class='reserved'>struct</strong> <a href='../Y/in_addr.html' title='Multiple used in 97 places.'>in_addr</a> *<a href='../Y/nmask.html' title='Multiple used in 37 places.'>nmask</a>)
     <em class='comment'>/* <a href='#L72'><img class='icon' src='../icons/left.png' alt='[previous]' /></a><a href='#L280'><img class='icon' src='../icons/right.png' alt='[next]' /></a><a href='#L72'><img class='icon' src='../icons/first.png' alt='[first]' /></a><a href='#L367'><img class='icon' src='../icons/last.png' alt='[last]' /></a><a href='#TOP'><img class='icon' src='../icons/top.png' alt='[top]' /></a><a href='#BOTTOM'><img class='icon' src='../icons/bottom.png' alt='[bottom]' /></a><a href='../mains.html'><img class='icon' src='../icons/index.png' alt='[index]' /></a><a href='../help.html'><img class='icon' src='../icons/help.png' alt='[help]' /></a>&nbsp;<input type='text' readonly onfocus='this.select();' value='+174 src/vfs/smbfs/helpers/lib/netmask.c'  /> */</em>
<a id='L175' name='L175'></a> 175 <em class='brace'>{</em>
<a id='L176' name='L176'></a> 176     <strong class='reserved'>struct</strong> <a href='../Y/ifreq.html' title='Multiple used in 12 places.'>ifreq</a> <a href='../Y/ifreq.html' title='Multiple used in 12 places.'>ifreq</a>;
<a id='L177' name='L177'></a> 177     <strong class='reserved'>struct</strong> <a href='../Y/strioctl.html' title='Multiple used in 9 places.'>strioctl</a> <a href='../Y/strioctl.html' title='Multiple used in 9 places.'>strioctl</a>;
<a id='L178' name='L178'></a> 178     <strong class='reserved'>struct</strong> <a href='../Y/ifconf.html' title='Multiple used in 5 places.'>ifconf</a> *<a href='../Y/ifc.html' title='Multiple used in 18 places.'>ifc</a>;
<a id='L179' name='L179'></a> 179     <strong class='reserved'>char</strong> <a href='../Y/buff.html' title='Multiple used in 86 places.'>buff</a>[2048];
<a id='L180' name='L180'></a> 180     <strong class='reserved'>int</strong> <a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a>, <a href='../Y/i.html' title='Multiple used in 2441 places.'>i</a>, <a href='../Y/n.html' title='Multiple used in 370 places.'>n</a>;
<a id='L181' name='L181'></a> 181     <strong class='reserved'>struct</strong> <a href='../Y/ifreq.html' title='Multiple used in 12 places.'>ifreq</a> *<a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a> = <a href='../Y/NULL.html' title='Multiple used in 5646 places.'>NULL</a>;
<a id='L182' name='L182'></a> 182 
<a id='L183' name='L183'></a> 183     <strong class='reserved'>if</strong> ((<a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a> = <a href='../Y/socket.html' title='Multiple used in 9 places.'>socket</a> (<a href='../Y/AF_INET.html' title='Multiple used in 11 places.'>AF_INET</a>, <a href='../Y/SOCK_DGRAM.html' title='Multiple used in 7 places.'>SOCK_DGRAM</a>, 0)) == -1)
<a id='L184' name='L184'></a> 184     <em class='brace'>{</em>
<a id='L185' name='L185'></a> 185 <em class='sharp'>#ifdef</em> <a href='../D/DEBUG.html' title='Multiple defined in 2 places.'>DEBUG</a>
<a id='L186' name='L186'></a> 186         <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "socket failed\n");
<a id='L187' name='L187'></a> 187 <em class='sharp'>#endif</em>
<a id='L188' name='L188'></a> 188         <strong class='reserved'>return</strong> -1;
<a id='L189' name='L189'></a> 189     <em class='brace'>}</em>
<a id='L190' name='L190'></a> 190 
<a id='L191' name='L191'></a> 191     <a href='../Y/ifc.html' title='Multiple used in 18 places.'>ifc</a> = (<strong class='reserved'>struct</strong> <a href='../Y/ifconf.html' title='Multiple used in 5 places.'>ifconf</a> *) <a href='../Y/buff.html' title='Multiple used in 86 places.'>buff</a>;
<a id='L192' name='L192'></a> 192     <a href='../Y/ifc.html' title='Multiple used in 18 places.'>ifc</a>-&gt;<a href='../Y/ifc_len.html' title='Multiple used in 6 places.'>ifc_len</a> = <a href='../Y/BUFSIZ.html' title='Multiple used in 8 places.'>BUFSIZ</a> - <strong class='reserved'>sizeof</strong> (<strong class='reserved'>struct</strong> <a href='../Y/ifconf.html' title='Multiple used in 5 places.'>ifconf</a>);
<a id='L193' name='L193'></a> 193     <a href='../Y/strioctl.html' title='Multiple used in 9 places.'>strioctl</a>.<a href='../Y/ic_cmd.html' title='Multiple used in 2 places.'>ic_cmd</a> = <a href='../Y/SIOCGIFCONF.html' title='Multiple used in 6 places.'>SIOCGIFCONF</a>;
<a id='L194' name='L194'></a> 194     <a href='../Y/strioctl.html' title='Multiple used in 9 places.'>strioctl</a>.<a href='../Y/ic_dp.html' title='Multiple used in 2 places.'>ic_dp</a> = (<strong class='reserved'>char</strong> *) <a href='../Y/ifc.html' title='Multiple used in 18 places.'>ifc</a>;
<a id='L195' name='L195'></a> 195     <a href='../Y/strioctl.html' title='Multiple used in 9 places.'>strioctl</a>.<a href='../Y/ic_len.html' title='Multiple used in 2 places.'>ic_len</a> = <strong class='reserved'>sizeof</strong> (<a href='../Y/buff.html' title='Multiple used in 86 places.'>buff</a>);
<a id='L196' name='L196'></a> 196     <strong class='reserved'>if</strong> (<a href='../Y/ioctl.html' title='Multiple used in 25 places.'>ioctl</a> (<a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a>, <a href='../Y/I_STR.html' title='Multiple used in 3 places.'>I_STR</a>, &amp;<a href='../Y/strioctl.html' title='Multiple used in 9 places.'>strioctl</a>) &lt; 0)
<a id='L197' name='L197'></a> 197     <em class='brace'>{</em>
<a id='L198' name='L198'></a> 198 <em class='sharp'>#ifdef</em> <a href='../D/DEBUG.html' title='Multiple defined in 2 places.'>DEBUG</a>
<a id='L199' name='L199'></a> 199         <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "SIOCGIFCONF failed\n");
<a id='L200' name='L200'></a> 200 <em class='sharp'>#endif</em>
<a id='L201' name='L201'></a> 201         <a href='../Y/close.html' title='Multiple used in 154 places.'>close</a> (<a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a>);
<a id='L202' name='L202'></a> 202         <strong class='reserved'>return</strong> -1;
<a id='L203' name='L203'></a> 203     <em class='brace'>}</em>
<a id='L204' name='L204'></a> 204 
<a id='L205' name='L205'></a> 205     <a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a> = (<strong class='reserved'>struct</strong> <a href='../Y/ifreq.html' title='Multiple used in 12 places.'>ifreq</a> *) <a href='../Y/ifc.html' title='Multiple used in 18 places.'>ifc</a>-&gt;<a href='../Y/ifc_req.html' title='Multiple used in 3 places.'>ifc_req</a>;
<a id='L206' name='L206'></a> 206 
<a id='L207' name='L207'></a> 207     <em class='comment'>/* Loop through interfaces, looking for given IP address */</em>
<a id='L208' name='L208'></a> 208     <a href='../Y/n.html' title='Multiple used in 370 places.'>n</a> = <a href='../Y/ifc.html' title='Multiple used in 18 places.'>ifc</a>-&gt;<a href='../Y/ifc_len.html' title='Multiple used in 6 places.'>ifc_len</a> / <strong class='reserved'>sizeof</strong> (<strong class='reserved'>struct</strong> <a href='../Y/ifreq.html' title='Multiple used in 12 places.'>ifreq</a>);
<a id='L209' name='L209'></a> 209 
<a id='L210' name='L210'></a> 210     <strong class='reserved'>for</strong> (<a href='../Y/i.html' title='Multiple used in 2441 places.'>i</a> = 0; <a href='../Y/i.html' title='Multiple used in 2441 places.'>i</a> &lt; <a href='../Y/n.html' title='Multiple used in 370 places.'>n</a>; <a href='../Y/i.html' title='Multiple used in 2441 places.'>i</a>++, <a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a>++)
<a id='L211' name='L211'></a> 211     <em class='brace'>{</em>
<a id='L212' name='L212'></a> 212 <em class='sharp'>#ifdef</em> <a href='../D/DEBUG.html' title='Multiple defined in 2 places.'>DEBUG</a>
<a id='L213' name='L213'></a> 213         <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "interface %s\n",
<a id='L214' name='L214'></a> 214                  <a href='../Y/inet_ntoa.html' title='Multiple used in 37 places.'>inet_ntoa</a> ((*(<strong class='reserved'>struct</strong> <a href='../Y/sockaddr_in.html' title='Multiple used in 22 places.'>sockaddr_in</a> *) &amp;<a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a>-&gt;<a href='../Y/ifr_addr.html' title='Multiple used in 11 places.'>ifr_addr</a>).<a href='../Y/sin_addr.html' title='Multiple used in 21 places.'>sin_addr</a>.<a href='../Y/s_addr.html' title='Multiple used in 27 places.'>s_addr</a>));
<a id='L215' name='L215'></a> 215 <em class='sharp'>#endif</em>
<a id='L216' name='L216'></a> 216         <strong class='reserved'>if</strong> (<a href='../Y/ipaddr.html' title='Multiple used in 15 places.'>ipaddr</a>-&gt;<a href='../Y/s_addr.html' title='Multiple used in 27 places.'>s_addr</a> == (*(<strong class='reserved'>struct</strong> <a href='../Y/sockaddr_in.html' title='Multiple used in 22 places.'>sockaddr_in</a> *) &amp;<a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a>-&gt;<a href='../Y/ifr_addr.html' title='Multiple used in 11 places.'>ifr_addr</a>).<a href='../Y/sin_addr.html' title='Multiple used in 21 places.'>sin_addr</a>.<a href='../Y/s_addr.html' title='Multiple used in 27 places.'>s_addr</a>)
<a id='L217' name='L217'></a> 217         <em class='brace'>{</em>
<a id='L218' name='L218'></a> 218             <strong class='reserved'>break</strong>;
<a id='L219' name='L219'></a> 219         <em class='brace'>}</em>
<a id='L220' name='L220'></a> 220     <em class='brace'>}</em>
<a id='L221' name='L221'></a> 221 
<a id='L222' name='L222'></a> 222 <em class='sharp'>#ifdef</em> <a href='../D/DEBUG.html' title='Multiple defined in 2 places.'>DEBUG</a>
<a id='L223' name='L223'></a> 223     <strong class='reserved'>if</strong> (<a href='../Y/i.html' title='Multiple used in 2441 places.'>i</a> == <a href='../Y/n.html' title='Multiple used in 370 places.'>n</a>)
<a id='L224' name='L224'></a> 224     <em class='brace'>{</em>
<a id='L225' name='L225'></a> 225         <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "interface not found\n");
<a id='L226' name='L226'></a> 226         <a href='../Y/close.html' title='Multiple used in 154 places.'>close</a> (<a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a>);
<a id='L227' name='L227'></a> 227         <strong class='reserved'>return</strong> -1;
<a id='L228' name='L228'></a> 228     <em class='brace'>}</em>
<a id='L229' name='L229'></a> 229 <em class='sharp'>#endif</em>
<a id='L230' name='L230'></a> 230 
<a id='L231' name='L231'></a> 231     <a href='../Y/ifreq.html' title='Multiple used in 12 places.'>ifreq</a> = *<a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a>;
<a id='L232' name='L232'></a> 232 
<a id='L233' name='L233'></a> 233     <a href='../Y/strioctl.html' title='Multiple used in 9 places.'>strioctl</a>.<a href='../Y/ic_cmd.html' title='Multiple used in 2 places.'>ic_cmd</a> = <a href='../Y/SIOCGIFNETMASK.html' title='Multiple used in 3 places.'>SIOCGIFNETMASK</a>;
<a id='L234' name='L234'></a> 234     <a href='../Y/strioctl.html' title='Multiple used in 9 places.'>strioctl</a>.<a href='../Y/ic_dp.html' title='Multiple used in 2 places.'>ic_dp</a> = (<strong class='reserved'>char</strong> *) &amp;<a href='../Y/ifreq.html' title='Multiple used in 12 places.'>ifreq</a>;
<a id='L235' name='L235'></a> 235     <a href='../Y/strioctl.html' title='Multiple used in 9 places.'>strioctl</a>.<a href='../Y/ic_len.html' title='Multiple used in 2 places.'>ic_len</a> = <strong class='reserved'>sizeof</strong> (<strong class='reserved'>struct</strong> <a href='../Y/ifreq.html' title='Multiple used in 12 places.'>ifreq</a>);
<a id='L236' name='L236'></a> 236     <strong class='reserved'>if</strong> (<a href='../Y/ioctl.html' title='Multiple used in 25 places.'>ioctl</a> (<a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a>, <a href='../Y/I_STR.html' title='Multiple used in 3 places.'>I_STR</a>, &amp;<a href='../Y/strioctl.html' title='Multiple used in 9 places.'>strioctl</a>) != 0)
<a id='L237' name='L237'></a> 237     <em class='brace'>{</em>
<a id='L238' name='L238'></a> 238 <em class='sharp'>#ifdef</em> <a href='../D/DEBUG.html' title='Multiple defined in 2 places.'>DEBUG</a>
<a id='L239' name='L239'></a> 239         <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "Failed SIOCGIFNETMASK\n");
<a id='L240' name='L240'></a> 240 <em class='sharp'>#endif</em>
<a id='L241' name='L241'></a> 241         <a href='../Y/close.html' title='Multiple used in 154 places.'>close</a> (<a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a>);
<a id='L242' name='L242'></a> 242         <strong class='reserved'>return</strong> -1;
<a id='L243' name='L243'></a> 243     <em class='brace'>}</em>
<a id='L244' name='L244'></a> 244 
<a id='L245' name='L245'></a> 245     <a href='../Y/close.html' title='Multiple used in 154 places.'>close</a> (<a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a>);
<a id='L246' name='L246'></a> 246     *<a href='../Y/nmask.html' title='Multiple used in 37 places.'>nmask</a> = ((<strong class='reserved'>struct</strong> <a href='../Y/sockaddr_in.html' title='Multiple used in 22 places.'>sockaddr_in</a> *) &amp;<a href='../Y/ifreq.html' title='Multiple used in 12 places.'>ifreq</a>.<a href='../Y/ifr_addr.html' title='Multiple used in 11 places.'>ifr_addr</a>)-&gt;<a href='../Y/sin_addr.html' title='Multiple used in 21 places.'>sin_addr</a>;
<a id='L247' name='L247'></a> 247 <em class='sharp'>#ifdef</em> <a href='../D/DEBUG.html' title='Multiple defined in 2 places.'>DEBUG</a>
<a id='L248' name='L248'></a> 248     <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "netmask %s\n", <a href='../Y/inet_ntoa.html' title='Multiple used in 37 places.'>inet_ntoa</a> (*<a href='../Y/nmask.html' title='Multiple used in 37 places.'>nmask</a>));
<a id='L249' name='L249'></a> 249 <em class='sharp'>#endif</em>
<a id='L250' name='L250'></a> 250     <strong class='reserved'>return</strong> 0;
<a id='L251' name='L251'></a> 251 <em class='brace'>}</em>
<a id='L252' name='L252'></a> 252 
<a id='L253' name='L253'></a> 253 <em class='sharp'>#elif</em> <strong class='reserved'>defined</strong>(HAVE_NETMASK_AIX)
<a id='L254' name='L254'></a> 254 
<a id='L255' name='L255'></a> 255 <em class='sharp'>#include</em> &lt;stdio.h&gt;
<a id='L256' name='L256'></a> 256 <em class='sharp'>#include</em> &lt;unistd.h&gt;             <em class='comment'>/* close() declaration for gcc in fussy mode */</em>
<a id='L257' name='L257'></a> 257 <em class='sharp'>#include</em> &lt;sys/types.h&gt;
<a id='L258' name='L258'></a> 258 <em class='sharp'>#include</em> &lt;sys/socket.h&gt;
<a id='L259' name='L259'></a> 259 <em class='sharp'>#include</em> &lt;netinet/in.h&gt;
<a id='L260' name='L260'></a> 260 <em class='sharp'>#include</em> &lt;arpa/inet.h&gt;
<a id='L261' name='L261'></a> 261 <em class='sharp'>#include</em> &lt;netdb.h&gt;
<a id='L262' name='L262'></a> 262 <em class='sharp'>#include</em> &lt;sys/ioctl.h&gt;
<a id='L263' name='L263'></a> 263 <em class='sharp'>#include</em> &lt;net/if.h&gt;
<a id='L264' name='L264'></a> 264 
<a id='L265' name='L265'></a> 265 <em class='sharp'>#ifndef</em> <a href='../Y/SIOCGIFCONF.html' title='Multiple used in 6 places.'>SIOCGIFCONF</a>
<a id='L266' name='L266'></a> 266 <em class='sharp'>#include</em> &lt;sys/sockio.h&gt;
<a id='L267' name='L267'></a> 267 <em class='sharp'>#endif</em>
<a id='L268' name='L268'></a> 268 
<a id='L269' name='L269'></a> 269 <em class='comment'>/*</em>
<a id='L270' name='L270'></a> 270 <em class='comment'> * Prototype for gcc in fussy mode.</em>
<a id='L271' name='L271'></a> 271 <em class='comment'> */</em>
<a id='L272' name='L272'></a> 272 
<a id='L273' name='L273'></a> 273 <strong class='reserved'>int</strong> <a href='../D/get_netmask.html' title='Multiple defined in 4 places.'>get_netmask</a> (<strong class='reserved'>struct</strong> <a href='../Y/in_addr.html' title='Multiple used in 97 places.'>in_addr</a> *<a href='../Y/ipaddr.html' title='Multiple used in 15 places.'>ipaddr</a>, <strong class='reserved'>struct</strong> <a href='../Y/in_addr.html' title='Multiple used in 97 places.'>in_addr</a> *<a href='../Y/nmask.html' title='Multiple used in 37 places.'>nmask</a>);
<a id='L274' name='L274'></a> 274 
<a id='L275' name='L275'></a> 275 <em class='comment'>/****************************************************************************</em>
<a id='L276' name='L276'></a> 276 <em class='comment'>this one is for AIX</em>
<a id='L277' name='L277'></a> 277 <em class='comment'>****************************************************************************/</em>
<a id='L278' name='L278'></a> 278 
<a id='L279' name='L279'></a> 279 <strong class='reserved'>int</strong>
<a id='L280' name='L280'></a> 280 <a href='../R/get_netmask.html' title='Multiple referred from 6 places.'>get_netmask</a> (<strong class='reserved'>struct</strong> <a href='../Y/in_addr.html' title='Multiple used in 97 places.'>in_addr</a> *<a href='../Y/ipaddr.html' title='Multiple used in 15 places.'>ipaddr</a>, <strong class='reserved'>struct</strong> <a href='../Y/in_addr.html' title='Multiple used in 97 places.'>in_addr</a> *<a href='../Y/nmask.html' title='Multiple used in 37 places.'>nmask</a>)
     <em class='comment'>/* <a href='#L174'><img class='icon' src='../icons/left.png' alt='[previous]' /></a><a href='#L357'><img class='icon' src='../icons/right.png' alt='[next]' /></a><a href='#L72'><img class='icon' src='../icons/first.png' alt='[first]' /></a><a href='#L367'><img class='icon' src='../icons/last.png' alt='[last]' /></a><a href='#TOP'><img class='icon' src='../icons/top.png' alt='[top]' /></a><a href='#BOTTOM'><img class='icon' src='../icons/bottom.png' alt='[bottom]' /></a><a href='../mains.html'><img class='icon' src='../icons/index.png' alt='[index]' /></a><a href='../help.html'><img class='icon' src='../icons/help.png' alt='[help]' /></a>&nbsp;<input type='text' readonly onfocus='this.select();' value='+280 src/vfs/smbfs/helpers/lib/netmask.c'  /> */</em>
<a id='L281' name='L281'></a> 281 <em class='brace'>{</em>
<a id='L282' name='L282'></a> 282     <strong class='reserved'>char</strong> <a href='../Y/buff.html' title='Multiple used in 86 places.'>buff</a>[2048];
<a id='L283' name='L283'></a> 283     <strong class='reserved'>int</strong> <a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a>, <a href='../Y/i.html' title='Multiple used in 2441 places.'>i</a>;
<a id='L284' name='L284'></a> 284     <strong class='reserved'>struct</strong> <a href='../Y/ifconf.html' title='Multiple used in 5 places.'>ifconf</a> <a href='../Y/ifc.html' title='Multiple used in 18 places.'>ifc</a>;
<a id='L285' name='L285'></a> 285     <strong class='reserved'>struct</strong> <a href='../Y/ifreq.html' title='Multiple used in 12 places.'>ifreq</a> *<a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a> = <a href='../Y/NULL.html' title='Multiple used in 5646 places.'>NULL</a>;
<a id='L286' name='L286'></a> 286 
<a id='L287' name='L287'></a> 287     <strong class='reserved'>if</strong> ((<a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a> = <a href='../Y/socket.html' title='Multiple used in 9 places.'>socket</a> (<a href='../Y/AF_INET.html' title='Multiple used in 11 places.'>AF_INET</a>, <a href='../Y/SOCK_DGRAM.html' title='Multiple used in 7 places.'>SOCK_DGRAM</a>, 0)) == -1)
<a id='L288' name='L288'></a> 288     <em class='brace'>{</em>
<a id='L289' name='L289'></a> 289 <em class='sharp'>#ifdef</em> <a href='../D/DEBUG.html' title='Multiple defined in 2 places.'>DEBUG</a>
<a id='L290' name='L290'></a> 290         <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "socket failed\n");
<a id='L291' name='L291'></a> 291 <em class='sharp'>#endif</em>
<a id='L292' name='L292'></a> 292         <strong class='reserved'>return</strong> -1;
<a id='L293' name='L293'></a> 293     <em class='brace'>}</em>
<a id='L294' name='L294'></a> 294 
<a id='L295' name='L295'></a> 295 
<a id='L296' name='L296'></a> 296     <a href='../Y/ifc.html' title='Multiple used in 18 places.'>ifc</a>.<a href='../Y/ifc_len.html' title='Multiple used in 6 places.'>ifc_len</a> = <strong class='reserved'>sizeof</strong> (<a href='../Y/buff.html' title='Multiple used in 86 places.'>buff</a>);
<a id='L297' name='L297'></a> 297     <a href='../Y/ifc.html' title='Multiple used in 18 places.'>ifc</a>.<a href='../Y/ifc_buf.html' title='Multiple used in 2 places.'>ifc_buf</a> = <a href='../Y/buff.html' title='Multiple used in 86 places.'>buff</a>;
<a id='L298' name='L298'></a> 298 
<a id='L299' name='L299'></a> 299     <strong class='reserved'>if</strong> (<a href='../Y/ioctl.html' title='Multiple used in 25 places.'>ioctl</a> (<a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a>, <a href='../Y/SIOCGIFCONF.html' title='Multiple used in 6 places.'>SIOCGIFCONF</a>, &amp;<a href='../Y/ifc.html' title='Multiple used in 18 places.'>ifc</a>) != 0)
<a id='L300' name='L300'></a> 300     <em class='brace'>{</em>
<a id='L301' name='L301'></a> 301 <em class='sharp'>#ifdef</em> <a href='../D/DEBUG.html' title='Multiple defined in 2 places.'>DEBUG</a>
<a id='L302' name='L302'></a> 302         <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "SIOCGIFCONF failed\n");
<a id='L303' name='L303'></a> 303 <em class='sharp'>#endif</em>
<a id='L304' name='L304'></a> 304         <a href='../Y/close.html' title='Multiple used in 154 places.'>close</a> (<a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a>);
<a id='L305' name='L305'></a> 305         <strong class='reserved'>return</strong> -1;
<a id='L306' name='L306'></a> 306     <em class='brace'>}</em>
<a id='L307' name='L307'></a> 307 
<a id='L308' name='L308'></a> 308     <a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a> = <a href='../Y/ifc.html' title='Multiple used in 18 places.'>ifc</a>.<a href='../Y/ifc_req.html' title='Multiple used in 3 places.'>ifc_req</a>;
<a id='L309' name='L309'></a> 309     <em class='comment'>/* Loop through interfaces, looking for given IP address */</em>
<a id='L310' name='L310'></a> 310     <a href='../Y/i.html' title='Multiple used in 2441 places.'>i</a> = <a href='../Y/ifc.html' title='Multiple used in 18 places.'>ifc</a>.<a href='../Y/ifc_len.html' title='Multiple used in 6 places.'>ifc_len</a>;
<a id='L311' name='L311'></a> 311     <strong class='reserved'>while</strong> (<a href='../Y/i.html' title='Multiple used in 2441 places.'>i</a> &gt; 0)
<a id='L312' name='L312'></a> 312     <em class='brace'>{</em>
<a id='L313' name='L313'></a> 313 <em class='sharp'>#ifdef</em> <a href='../D/DEBUG.html' title='Multiple defined in 2 places.'>DEBUG</a>
<a id='L314' name='L314'></a> 314         <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "interface %s\n",
<a id='L315' name='L315'></a> 315                  <a href='../Y/inet_ntoa.html' title='Multiple used in 37 places.'>inet_ntoa</a> ((*(<strong class='reserved'>struct</strong> <a href='../Y/sockaddr_in.html' title='Multiple used in 22 places.'>sockaddr_in</a> *) &amp;<a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a>-&gt;<a href='../Y/ifr_addr.html' title='Multiple used in 11 places.'>ifr_addr</a>).<a href='../Y/sin_addr.html' title='Multiple used in 21 places.'>sin_addr</a>));
<a id='L316' name='L316'></a> 316 <em class='sharp'>#endif</em>
<a id='L317' name='L317'></a> 317         <strong class='reserved'>if</strong> (<a href='../Y/ipaddr.html' title='Multiple used in 15 places.'>ipaddr</a>-&gt;<a href='../Y/s_addr.html' title='Multiple used in 27 places.'>s_addr</a> == (*(<strong class='reserved'>struct</strong> <a href='../Y/sockaddr_in.html' title='Multiple used in 22 places.'>sockaddr_in</a> *) &amp;<a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a>-&gt;<a href='../Y/ifr_addr.html' title='Multiple used in 11 places.'>ifr_addr</a>).<a href='../Y/sin_addr.html' title='Multiple used in 21 places.'>sin_addr</a>.<a href='../Y/s_addr.html' title='Multiple used in 27 places.'>s_addr</a>)
<a id='L318' name='L318'></a> 318         <em class='brace'>{</em>
<a id='L319' name='L319'></a> 319             <strong class='reserved'>break</strong>;
<a id='L320' name='L320'></a> 320         <em class='brace'>}</em>
<a id='L321' name='L321'></a> 321         <a href='../Y/i.html' title='Multiple used in 2441 places.'>i</a> -= <a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a>-&gt;<a href='../Y/ifr_addr.html' title='Multiple used in 11 places.'>ifr_addr</a>.<a href='../Y/sa_len.html' title='Multiple used in 2 places.'>sa_len</a> + <a href='../Y/IFNAMSIZ.html' title='Multiple used in 2 places.'>IFNAMSIZ</a>;
<a id='L322' name='L322'></a> 322         <a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a> = (<strong class='reserved'>struct</strong> <a href='../Y/ifreq.html' title='Multiple used in 12 places.'>ifreq</a> *) ((<strong class='reserved'>char</strong> *) <a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a> + <a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a>-&gt;<a href='../Y/ifr_addr.html' title='Multiple used in 11 places.'>ifr_addr</a>.<a href='../Y/sa_len.html' title='Multiple used in 2 places.'>sa_len</a> + <a href='../Y/IFNAMSIZ.html' title='Multiple used in 2 places.'>IFNAMSIZ</a>);
<a id='L323' name='L323'></a> 323     <em class='brace'>}</em>
<a id='L324' name='L324'></a> 324 
<a id='L325' name='L325'></a> 325 
<a id='L326' name='L326'></a> 326 <em class='sharp'>#ifdef</em> <a href='../D/DEBUG.html' title='Multiple defined in 2 places.'>DEBUG</a>
<a id='L327' name='L327'></a> 327     <strong class='reserved'>if</strong> (<a href='../Y/i.html' title='Multiple used in 2441 places.'>i</a> &lt;= 0)
<a id='L328' name='L328'></a> 328     <em class='brace'>{</em>
<a id='L329' name='L329'></a> 329         <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "interface not found\n");
<a id='L330' name='L330'></a> 330         <a href='../Y/close.html' title='Multiple used in 154 places.'>close</a> (<a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a>);
<a id='L331' name='L331'></a> 331         <strong class='reserved'>return</strong> -1;
<a id='L332' name='L332'></a> 332     <em class='brace'>}</em>
<a id='L333' name='L333'></a> 333 <em class='sharp'>#endif</em>
<a id='L334' name='L334'></a> 334 
<a id='L335' name='L335'></a> 335     <strong class='reserved'>if</strong> (<a href='../Y/ioctl.html' title='Multiple used in 25 places.'>ioctl</a> (<a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a>, <a href='../Y/SIOCGIFNETMASK.html' title='Multiple used in 3 places.'>SIOCGIFNETMASK</a>, <a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a>) != 0)
<a id='L336' name='L336'></a> 336     <em class='brace'>{</em>
<a id='L337' name='L337'></a> 337 <em class='sharp'>#ifdef</em> <a href='../D/DEBUG.html' title='Multiple defined in 2 places.'>DEBUG</a>
<a id='L338' name='L338'></a> 338         <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "SIOCGIFNETMASK failed\n");
<a id='L339' name='L339'></a> 339 <em class='sharp'>#endif</em>
<a id='L340' name='L340'></a> 340         <a href='../Y/close.html' title='Multiple used in 154 places.'>close</a> (<a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a>);
<a id='L341' name='L341'></a> 341         <strong class='reserved'>return</strong> -1;
<a id='L342' name='L342'></a> 342     <em class='brace'>}</em>
<a id='L343' name='L343'></a> 343 
<a id='L344' name='L344'></a> 344     <a href='../Y/close.html' title='Multiple used in 154 places.'>close</a> (<a href='../Y/fd.html' title='Multiple used in 422 places.'>fd</a>);
<a id='L345' name='L345'></a> 345 
<a id='L346' name='L346'></a> 346     (*<a href='../Y/nmask.html' title='Multiple used in 37 places.'>nmask</a>) = ((<strong class='reserved'>struct</strong> <a href='../Y/sockaddr_in.html' title='Multiple used in 22 places.'>sockaddr_in</a> *) &amp;<a href='../Y/ifr.html' title='Multiple used in 21 places.'>ifr</a>-&gt;<a href='../Y/ifr_addr.html' title='Multiple used in 11 places.'>ifr_addr</a>)-&gt;<a href='../Y/sin_addr.html' title='Multiple used in 21 places.'>sin_addr</a>;
<a id='L347' name='L347'></a> 347 <em class='sharp'>#ifdef</em> <a href='../D/DEBUG.html' title='Multiple defined in 2 places.'>DEBUG</a>
<a id='L348' name='L348'></a> 348     <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "netmask %s\n", <a href='../Y/inet_ntoa.html' title='Multiple used in 37 places.'>inet_ntoa</a> (*<a href='../Y/nmask.html' title='Multiple used in 37 places.'>nmask</a>));
<a id='L349' name='L349'></a> 349 <em class='sharp'>#endif</em>
<a id='L350' name='L350'></a> 350     <strong class='reserved'>return</strong> 0;
<a id='L351' name='L351'></a> 351 <em class='brace'>}</em>
<a id='L352' name='L352'></a> 352 
<a id='L353' name='L353'></a> 353 <em class='sharp'>#else</em> <em class='comment'>/* a dummy version */</em>
<a id='L354' name='L354'></a> 354 <strong class='reserved'>struct</strong> <a href='../Y/in_addr.html' title='Multiple used in 97 places.'>in_addr</a>;                 <em class='comment'>/* it may not have been declared before */</em>
<a id='L355' name='L355'></a> 355 <strong class='reserved'>int</strong> <a href='../D/get_netmask.html' title='Multiple defined in 4 places.'>get_netmask</a> (<strong class='reserved'>struct</strong> <a href='../Y/in_addr.html' title='Multiple used in 97 places.'>in_addr</a> *<a href='../Y/ipaddr.html' title='Multiple used in 15 places.'>ipaddr</a>, <strong class='reserved'>struct</strong> <a href='../Y/in_addr.html' title='Multiple used in 97 places.'>in_addr</a> *<a href='../Y/nmask.html' title='Multiple used in 37 places.'>nmask</a>);
<a id='L356' name='L356'></a> 356 <strong class='reserved'>int</strong>
<a id='L357' name='L357'></a> 357 <a href='../R/get_netmask.html' title='Multiple referred from 6 places.'>get_netmask</a> (<strong class='reserved'>struct</strong> <a href='../Y/in_addr.html' title='Multiple used in 97 places.'>in_addr</a> *<a href='../Y/ipaddr.html' title='Multiple used in 15 places.'>ipaddr</a>, <strong class='reserved'>struct</strong> <a href='../Y/in_addr.html' title='Multiple used in 97 places.'>in_addr</a> *<a href='../Y/nmask.html' title='Multiple used in 37 places.'>nmask</a>)
     <em class='comment'>/* <a href='#L280'><img class='icon' src='../icons/left.png' alt='[previous]' /></a><a href='#L367'><img class='icon' src='../icons/right.png' alt='[next]' /></a><a href='#L72'><img class='icon' src='../icons/first.png' alt='[first]' /></a><a href='#L367'><img class='icon' src='../icons/last.png' alt='[last]' /></a><a href='#TOP'><img class='icon' src='../icons/top.png' alt='[top]' /></a><a href='#BOTTOM'><img class='icon' src='../icons/bottom.png' alt='[bottom]' /></a><a href='../mains.html'><img class='icon' src='../icons/index.png' alt='[index]' /></a><a href='../help.html'><img class='icon' src='../icons/help.png' alt='[help]' /></a>&nbsp;<input type='text' readonly onfocus='this.select();' value='+357 src/vfs/smbfs/helpers/lib/netmask.c'  /> */</em>
<a id='L358' name='L358'></a> 358 <em class='brace'>{</em>
<a id='L359' name='L359'></a> 359     <strong class='reserved'>return</strong> -1;
<a id='L360' name='L360'></a> 360 <em class='brace'>}</em>
<a id='L361' name='L361'></a> 361 <em class='sharp'>#endif</em>
<a id='L362' name='L362'></a> 362 
<a id='L363' name='L363'></a> 363 
<a id='L364' name='L364'></a> 364 <em class='sharp'>#ifdef</em> <a href='../Y/AUTOCONF.html' title='Multiple used in 2 places.'>AUTOCONF</a>
<a id='L365' name='L365'></a> 365 <em class='comment'>/* this is the autoconf driver to test get_netmask() */</em>
<a id='L366' name='L366'></a> 366 
<a id='L367' name='L367'></a> 367 main ()
     <em class='comment'>/* <a href='#L357'><img class='icon' src='../icons/left.png' alt='[previous]' /></a><img class='icon' src='../icons/n_right.png' alt='[next]' /><a href='#L72'><img class='icon' src='../icons/first.png' alt='[first]' /></a><img class='icon' src='../icons/n_last.png' alt='[last]' /><a href='#TOP'><img class='icon' src='../icons/top.png' alt='[top]' /></a><a href='#BOTTOM'><img class='icon' src='../icons/bottom.png' alt='[bottom]' /></a><a href='../mains.html'><img class='icon' src='../icons/index.png' alt='[index]' /></a><a href='../help.html'><img class='icon' src='../icons/help.png' alt='[help]' /></a>&nbsp;<input type='text' readonly onfocus='this.select();' value='+367 src/vfs/smbfs/helpers/lib/netmask.c'  /> */</em>
<a id='L368' name='L368'></a> 368 <em class='brace'>{</em>
<a id='L369' name='L369'></a> 369     <strong class='reserved'>char</strong> <a href='../Y/buf.html' title='Multiple used in 954 places.'>buf</a>[1024];
<a id='L370' name='L370'></a> 370     <strong class='reserved'>struct</strong> <a href='../Y/hostent.html' title='Multiple used in 12 places.'>hostent</a> *<a href='../Y/hp.html' title='Multiple used in 29 places.'>hp</a>;
<a id='L371' name='L371'></a> 371     <strong class='reserved'>struct</strong> <a href='../Y/in_addr.html' title='Multiple used in 97 places.'>in_addr</a> <a href='../Y/ip.html' title='Multiple used in 79 places.'>ip</a>, <a href='../Y/nmask.html' title='Multiple used in 37 places.'>nmask</a>;
<a id='L372' name='L372'></a> 372 
<a id='L373' name='L373'></a> 373     <strong class='reserved'>if</strong> (<a href='../Y/gethostname.html' title='Multiple used in 7 places.'>gethostname</a> (<a href='../Y/buf.html' title='Multiple used in 954 places.'>buf</a>, <strong class='reserved'>sizeof</strong> (<a href='../Y/buf.html' title='Multiple used in 954 places.'>buf</a>) - 1) != 0)
<a id='L374' name='L374'></a> 374     <em class='brace'>{</em>
<a id='L375' name='L375'></a> 375         <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "gethostname failed\n");
<a id='L376' name='L376'></a> 376         <a href='../Y/exit.html' title='Multiple used in 33 places.'>exit</a> (1);
<a id='L377' name='L377'></a> 377     <em class='brace'>}</em>
<a id='L378' name='L378'></a> 378 
<a id='L379' name='L379'></a> 379     <a href='../Y/hp.html' title='Multiple used in 29 places.'>hp</a> = <a href='../Y/gethostbyname.html' title='Multiple used in 6 places.'>gethostbyname</a> (<a href='../Y/buf.html' title='Multiple used in 954 places.'>buf</a>);
<a id='L380' name='L380'></a> 380 
<a id='L381' name='L381'></a> 381     <strong class='reserved'>if</strong> (!<a href='../Y/hp.html' title='Multiple used in 29 places.'>hp</a>)
<a id='L382' name='L382'></a> 382     <em class='brace'>{</em>
<a id='L383' name='L383'></a> 383         <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "gethostbyname failed\n");
<a id='L384' name='L384'></a> 384         <a href='../Y/exit.html' title='Multiple used in 33 places.'>exit</a> (1);
<a id='L385' name='L385'></a> 385     <em class='brace'>}</em>
<a id='L386' name='L386'></a> 386 
<a id='L387' name='L387'></a> 387     <a href='../Y/memcpy.html' title='Multiple used in 84 places.'>memcpy</a> ((<strong class='reserved'>char</strong> *) &amp;<a href='../Y/ip.html' title='Multiple used in 79 places.'>ip</a>, (<strong class='reserved'>char</strong> *) <a href='../Y/hp.html' title='Multiple used in 29 places.'>hp</a>-&gt;<a href='../Y/h_addr.html' title='Multiple used in 7 places.'>h_addr</a>, <a href='../Y/hp.html' title='Multiple used in 29 places.'>hp</a>-&gt;<a href='../Y/h_length.html' title='Multiple used in 2 places.'>h_length</a>);
<a id='L388' name='L388'></a> 388 
<a id='L389' name='L389'></a> 389     <strong class='reserved'>if</strong> (<a href='../D/get_netmask.html' title='Multiple defined in 4 places.'>get_netmask</a> (&amp;<a href='../Y/ip.html' title='Multiple used in 79 places.'>ip</a>, &amp;<a href='../Y/nmask.html' title='Multiple used in 37 places.'>nmask</a>) == 0)
<a id='L390' name='L390'></a> 390         <a href='../Y/exit.html' title='Multiple used in 33 places.'>exit</a> (0);
<a id='L391' name='L391'></a> 391 
<a id='L392' name='L392'></a> 392     <a href='../Y/fprintf.html' title='Multiple used in 106 places.'>fprintf</a> (<a href='../Y/stderr.html' title='Multiple used in 79 places.'>stderr</a>, "get_netmask failed\n");
<a id='L393' name='L393'></a> 393     <a href='../Y/exit.html' title='Multiple used in 33 places.'>exit</a> (1);
<a id='L394' name='L394'></a> 394 <em class='brace'>}</em>
<a id='L395' name='L395'></a> 395 <em class='sharp'>#endif</em>
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